/**
Check whether the DestinationAddress is an anycast address.
@param[in] IpSb The IP service that received the packet.
@param[in] DestinationAddress Points to the Destination Address of the packet.
@retval TRUE The DestinationAddress is anycast address.
@retval FALSE The DestinationAddress is not anycast address.
**/
BOOLEAN
Ip6IsAnycast (
IN IP6_SERVICE *IpSb,
IN EFI_IPv6_ADDRESS *DestinationAddress
)
{
IP6_PREFIX_LIST_ENTRY *PrefixEntry;
EFI_IPv6_ADDRESS Prefix;
BOOLEAN Flag;
ZeroMem (&Prefix, sizeof (EFI_IPv6_ADDRESS));
Flag = FALSE;
//
// If the address is known as on-link or autonomous prefix, record it as
// anycast address.
//
do {
PrefixEntry = Ip6FindPrefixListEntry (IpSb, Flag, 255, DestinationAddress);
if (PrefixEntry != NULL) {
IP6_COPY_ADDRESS (&Prefix, &PrefixEntry->Prefix);
Ip6GetPrefix (PrefixEntry->PrefixLength, &Prefix);
if (EFI_IP6_EQUAL (&Prefix, DestinationAddress)) {
return TRUE;
}
}
Flag = (BOOLEAN) !Flag;
} while (Flag);
return FALSE;
}
/**
The set process of the IfConfig6 application.
@param[in] IfList The pointer of IfList(interface list).
@param[in] VarArg The pointer of ARG_LIST(Args with "-s" option).
@retval EFI_SUCCESS The IfConfig6 set processed successfully.
@retval others The IfConfig6 set process failed.
**/
EFI_STATUS
IfConfig6SetInterfaceInfo (
IN LIST_ENTRY *IfList,
IN ARG_LIST *VarArg
)
{
EFI_STATUS Status;
IFCONFIG6_INTERFACE_CB *IfCb;
EFI_IP6_CONFIG_MANUAL_ADDRESS *CfgManAddr;
EFI_IPv6_ADDRESS *CfgAddr;
UINTN AddrSize;
EFI_IP6_CONFIG_INTERFACE_ID *InterfaceId;
UINT32 DadXmits;
UINT32 CurDadXmits;
UINTN CurDadXmitsLen;
EFI_IP6_CONFIG_POLICY Policy;
VAR_CHECK_CODE CheckCode;
EFI_EVENT TimeOutEvt;
EFI_EVENT MappedEvt;
BOOLEAN IsAddressOk;
UINTN DataSize;
UINT32 Index;
UINT32 Index2;
BOOLEAN IsAddressSet;
EFI_IP6_CONFIG_INTERFACE_INFO *IfInfo;
CfgManAddr = NULL;
CfgAddr = NULL;
TimeOutEvt = NULL;
MappedEvt = NULL;
IfInfo = NULL;
InterfaceId = NULL;
CurDadXmits = 0;
if (IsListEmpty (IfList)) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_IFCONFIG6_ERR_INVALID_INTERFACE), mHiiHandle);
return EFI_INVALID_PARAMETER;
}
//
// Make sure to set only one interface each time.
//
IfCb = BASE_CR (IfList->ForwardLink, IFCONFIG6_INTERFACE_CB, Link);
Status = EFI_SUCCESS;
//
// Initialize check list mechanism.
//
CheckCode = IfConfig6RetriveCheckListByName(
NULL,
NULL,
TRUE
);
//
// Create events & timers for asynchronous settings.
//
Status = gBS->CreateEvent (
EVT_TIMER,
TPL_CALLBACK,
NULL,
NULL,
&TimeOutEvt
);
if (EFI_ERROR (Status)) {
goto ON_EXIT;
}
Status = gBS->CreateEvent (
EVT_NOTIFY_SIGNAL,
TPL_NOTIFY,
IfConfig6ManualAddressNotify,
&IsAddressOk,
&MappedEvt
);
if (EFI_ERROR (Status)) {
goto ON_EXIT;
}
//
// Parse the setting variables.
//
while (VarArg != NULL) {
//
// Check invalid parameters (duplication & unknown & conflict).
//
CheckCode = IfConfig6RetriveCheckListByName(
mSetCheckList,
VarArg->Arg,
FALSE
);
if (VarCheckOk != CheckCode) {
switch (CheckCode) {
case VarCheckDuplicate:
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_IFCONFIG6_ERR_DUPLICATE_COMMAND), mHiiHandle, VarArg->Arg);
break;
case VarCheckConflict:
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_IFCONFIG6_ERR_CONFLICT_COMMAND), mHiiHandle, VarArg->Arg);
break;
case VarCheckUnknown:
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_IFCONFIG6_ERR_UNKNOWN_COMMAND), mHiiHandle, VarArg->Arg);
break;
default:
break;
}
VarArg = VarArg->Next;
continue;
}
//
// Process valid variables.
//
if (StrCmp(VarArg->Arg, L"auto") == 0) {
//
// Set automaic config policy
//
Policy = Ip6ConfigPolicyAutomatic;
Status = IfCb->IfCfg->SetData (
IfCb->IfCfg,
Ip6ConfigDataTypePolicy,
sizeof (EFI_IP6_CONFIG_POLICY),
&Policy
);
if (EFI_ERROR(Status)) {
goto ON_EXIT;
}
VarArg= VarArg->Next;
} else if (StrCmp (VarArg->Arg, L"man") == 0) {
//
// Set manual config policy.
//
Policy = Ip6ConfigPolicyManual;
Status = IfCb->IfCfg->SetData (
IfCb->IfCfg,
Ip6ConfigDataTypePolicy,
sizeof (EFI_IP6_CONFIG_POLICY),
&Policy
);
if (EFI_ERROR(Status)) {
goto ON_EXIT;
}
VarArg= VarArg->Next;
} else if (StrCmp (VarArg->Arg, L"host") == 0) {
//
// Parse till the next tag or the end of command line.
//
VarArg = VarArg->Next;
Status = IfConfig6ParseManualAddressList (
&VarArg,
&CfgManAddr,
&AddrSize
);
if (EFI_ERROR (Status)) {
if (Status == EFI_INVALID_PARAMETER) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_IFCONFIG6_ERR_LACK_ARGUMENTS), mHiiHandle, L"host");
continue;
} else {
goto ON_EXIT;
}
}
//
// Set static host ip6 address list.
// This is a asynchronous process.
//
IsAddressOk = FALSE;
Status = IfCb->IfCfg->RegisterDataNotify (
IfCb->IfCfg,
Ip6ConfigDataTypeManualAddress,
MappedEvt
);
if (EFI_ERROR (Status)) {
goto ON_EXIT;
}
Status = IfCb->IfCfg->SetData (
IfCb->IfCfg,
Ip6ConfigDataTypeManualAddress,
AddrSize,
CfgManAddr
);
if (Status == EFI_NOT_READY) {
//
// Get current dad transmits count.
//
CurDadXmitsLen = sizeof (EFI_IP6_CONFIG_DUP_ADDR_DETECT_TRANSMITS);
IfCb->IfCfg->GetData (
IfCb->IfCfg,
Ip6ConfigDataTypeDupAddrDetectTransmits,
&CurDadXmitsLen,
&CurDadXmits
);
gBS->SetTimer (TimeOutEvt, TimerRelative, 50000000 + 10000000 * CurDadXmits);
while (EFI_ERROR (gBS->CheckEvent (TimeOutEvt))) {
if (IsAddressOk) {
Status = EFI_SUCCESS;
break;
}
}
}
IfCb->IfCfg->UnregisterDataNotify (
IfCb->IfCfg,
Ip6ConfigDataTypeManualAddress,
MappedEvt
);
if (EFI_ERROR (Status)) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_IFCONFIG6_ERR_MAN_HOST), mHiiHandle, Status);
goto ON_EXIT;
}
//
// Check whether the address is set successfully.
//
DataSize = 0;
Status = IfCb->IfCfg->GetData (
IfCb->IfCfg,
Ip6ConfigDataTypeInterfaceInfo,
&DataSize,
NULL
);
if (Status != EFI_BUFFER_TOO_SMALL) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_IFCONFIG6_ERR_IP6CFG_GETDATA), mHiiHandle, Status);
goto ON_EXIT;
}
IfInfo = AllocateZeroPool (DataSize);
if (IfInfo == NULL) {
Status = EFI_OUT_OF_RESOURCES;
goto ON_EXIT;
}
Status = IfCb->IfCfg->GetData (
IfCb->IfCfg,
Ip6ConfigDataTypeInterfaceInfo,
&DataSize,
IfInfo
);
if (EFI_ERROR (Status)) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_IFCONFIG6_ERR_IP6CFG_GETDATA), mHiiHandle, Status);
goto ON_EXIT;
}
for ( Index = 0; Index < (UINTN) (AddrSize / sizeof (EFI_IP6_CONFIG_MANUAL_ADDRESS)); Index++) {
IsAddressSet = FALSE;
//
// By default, the prefix length 0 is regarded as 64.
//
if (CfgManAddr[Index].PrefixLength == 0) {
CfgManAddr[Index].PrefixLength = 64;
}
for (Index2 = 0; Index2 < IfInfo->AddressInfoCount; Index2++) {
if (EFI_IP6_EQUAL (&IfInfo->AddressInfo[Index2].Address, &CfgManAddr[Index].Address) &&
(IfInfo->AddressInfo[Index2].PrefixLength == CfgManAddr[Index].PrefixLength)) {
IsAddressSet = TRUE;
break;
}
}
if (!IsAddressSet) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_IFCONFIG6_ERR_ADDRESS_FAILED), mHiiHandle);
IfConfig6PrintIpAddr (
&CfgManAddr[Index].Address,
&CfgManAddr[Index].PrefixLength
);
}
}
} else if (StrCmp (VarArg->Arg, L"gw") == 0) {
//
// Parse till the next tag or the end of command line.
//
VarArg = VarArg->Next;
Status = IfConfig6ParseGwDnsAddressList (
&VarArg,
&CfgAddr,
&AddrSize
);
if (EFI_ERROR (Status)) {
if (Status == EFI_INVALID_PARAMETER) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_IFCONFIG6_ERR_LACK_ARGUMENTS), mHiiHandle, L"gw");
continue;
} else {
goto ON_EXIT;
}
}
//
// Set static gateway ip6 address list.
//
Status = IfCb->IfCfg->SetData (
IfCb->IfCfg,
Ip6ConfigDataTypeGateway,
AddrSize,
CfgAddr
);
if (EFI_ERROR (Status)) {
goto ON_EXIT;
}
} else if (StrCmp (VarArg->Arg, L"dns") == 0) {
//
// Parse till the next tag or the end of command line.
//
VarArg = VarArg->Next;
Status = IfConfig6ParseGwDnsAddressList (
&VarArg,
&CfgAddr,
&AddrSize
);
if (EFI_ERROR (Status)) {
if (Status == EFI_INVALID_PARAMETER) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_IFCONFIG6_ERR_LACK_ARGUMENTS), mHiiHandle, L"dns");
continue;
} else {
goto ON_EXIT;
}
}
//
// Set static dhs server ip6 address list.
//
Status = IfCb->IfCfg->SetData (
IfCb->IfCfg,
Ip6ConfigDataTypeDnsServer,
AddrSize,
CfgAddr
);
if (EFI_ERROR (Status)) {
goto ON_EXIT;
}
} else if (StrCmp (VarArg->Arg, L"id") == 0) {
//
// Parse till the next tag or the end of command line.
//
VarArg = VarArg->Next;
Status = IfConfig6ParseInterfaceId (&VarArg, &InterfaceId);
if (EFI_ERROR (Status)) {
goto ON_EXIT;
}
//
// Set alternative interface id.
//
Status = IfCb->IfCfg->SetData (
IfCb->IfCfg,
Ip6ConfigDataTypeAltInterfaceId,
sizeof (EFI_IP6_CONFIG_INTERFACE_ID),
InterfaceId
);
if (EFI_ERROR (Status)) {
goto ON_EXIT;
}
} else if (StrCmp (VarArg->Arg, L"dad") == 0) {
//
// Parse till the next tag or the end of command line.
//
VarArg = VarArg->Next;
Status = IfConfig6ParseDadXmits (&VarArg, &DadXmits);
if (EFI_ERROR (Status)) {
goto ON_EXIT;
}
//
// Set dad transmits count.
//
Status = IfCb->IfCfg->SetData (
IfCb->IfCfg,
Ip6ConfigDataTypeDupAddrDetectTransmits,
sizeof (EFI_IP6_CONFIG_DUP_ADDR_DETECT_TRANSMITS),
&DadXmits
);
if (EFI_ERROR(Status)) {
goto ON_EXIT;
}
}
}
ON_EXIT:
if (CfgManAddr != NULL) {
FreePool (CfgManAddr);
}
if (CfgAddr != NULL) {
FreePool (CfgAddr);
}
if (MappedEvt != NULL) {
gBS->CloseEvent (MappedEvt);
}
if (TimeOutEvt != NULL) {
gBS->CloseEvent (TimeOutEvt);
}
if (IfInfo != NULL) {
FreePool (IfInfo);
}
return Status;
}